Inventor · disambiguated record
Tsukasa Yoshikawa
Also filed as: YOSHIKAWA TSUKASA
5 granted patents·61 citations·filing 1979–2001
79Inventor score
Top patents by PatentIndex Score
5 records- 0180US4408697AOpening means having cutting guideTOKAN KOGYO CO LTD·Filed 1982·Granted Oct 11, 1983·29 cites·9 claims
- 0260US7322492B2Adaptor for beverage pack and beverage feederSANKYO SEIYAKUKOGYO CO LTD·Filed 2001·Granted Jan 29, 2008·11 cites·20 claims
- 0347US4324342AEasily openable cover memberTOKAN KOGYO CO LTD·Filed 1980·Granted Apr 13, 1982·11 cites·4 claims
- 0438US4256239AEasily openable cover memberTOKAN KOGYO CO LTD·Filed 1979·Granted Mar 17, 1981·10 cites·5 claims
- 0524US4324341AEasily openable cover memberTOKAN KOGYO CO LTD·Filed 1980·Granted Apr 13, 1982·0 cites·5 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →